| SBNW | single-breath nitrogen washout |
|---|---|
| SBT | serum bactericidal titer; single-breath test; sulbactam |
| SC | conditioned stimulus; sacrococcygeal; Sanitary Corps; scalenus [muscle]; scapula; Schwann cell; scia... |
| SCABG | single coronary artery bypass |
| SCBE | single contrast barium enema |